Xenocynus
| Xenocynus Temporal range:
| |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Clade: | Metatheria |
| Genus: | †Xenocynus |
| Species: | †X. crypticus
|
| Binomial name | |
| †Xenocynus crypticus Carneiro et. al., 2024
| |
Xenocynus is an extinct genus of metatherian mammal that lived in Brazil during the Eocene. It is a monotypic genus that contains a single species, Xenocynus crypticus.[1]
Palaeobiology
Biomechanics
X. crypticus possessed a weak bite, but one that was fast.[2]
Palaeoecology
X. crypticus was insectivorous and carnivorous.[3]
References
- ^ "PBDB Taxon". Retrieved 24 December 2025.
- ^ Carneiro, L. M.; Bampi, H.; Silva, R. C.; Loyola-Bartra, O. (12 August 2025). "The diversification of carnivorous trophic niches among Pucadelphyda (Mammalia, Metatheria) during the Palaeocene and early Eocene in South America". Historical Biology: 1–27. doi:10.1080/08912963.2025.2537163. ISSN 0891-2963. Retrieved 24 December 2025 – via Taylor and Francis Online.
- ^ Carneiro, L. M.; Bampi, H.; Rangel, C. C.; Guimarães, B. M. G.; Silva, R. C.; Oliveira, é. V. (July 2024). "A new metatherian (Mammalia) from the Itaboraí basin (Early Eocene), Brazil: Implications to trophic niche partitioning between large-sized "didelphoid-like" metatherians". Journal of South American Earth Sciences. 139 104895. Bibcode:2024JSAES.13904895C. doi:10.1016/j.jsames.2024.104895. Retrieved 15 December 2024 – via Elsevier Science Direct.